Māzandarān · Iran · 36.69° N · 53.55° E
Solar position in Behshahr
Sun position, daylight and the best solar panel angle for Behshahr — computed for 36.69° N, 53.55° E, 10 m above sea level.
The sun right now
Sun in Behshahr today
Saturday, 24 October 2026 · local time UTC+3:30
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 04:44 | sun 18° below horizon |
| Nautical dawn | 05:14 | 12° below |
| Civil dawn | 05:44 | 6° below |
| Sunrise | 06:11 | 104° ESE |
| Golden hour ends | 06:46 | sun 6° up |
| Solar noon | 11:39 | 41.5° high |
| Golden hour starts | 16:32 | sun 6° up |
| Sunset | 17:08 | 256° WSW |
| Civil dusk | 17:34 | 6° below |
| Nautical dusk | 18:04 | 12° below |
| Astronomical dusk | 18:34 | 18° below |
| Day length | 10 h 57 min | |
Sun path diagram for Behshahr
Where the sun stands in the sky: the centre is straight overhead, the outer ring is the horizon. Numbers mark local clock hours.
- June solstice
- Equinox
- December solstice
- Today
On the June solstice the sun reaches 76.7° at solar noon in Behshahr; on the December solstice only 29.9°. Sunrise swings from 60° ENE in June to 119° ESE in December — a 59° arc along the horizon.
Sunrise, sunset and sun height by month
Values for the 21st of each month, local clock time including daylight saving time.
| Month | Sunrise | Solar noon | Sunset | Day length | Noon elevation |
|---|---|---|---|---|---|
| January | 07:05 | 12:07 | 17:09 | 10 h 04 min | 33.5° |
| February | 06:37 | 12:09 | 17:42 | 11 h 05 min | 42.8° |
| March | 05:58 | 12:03 | 18:08 | 12 h 10 min | 53.6° |
| April | 05:14 | 11:54 | 18:35 | 13 h 21 min | 65.2° |
| May | 04:44 | 11:52 | 19:00 | 14 h 17 min | 73.5° |
| June | 04:37 | 11:57 | 19:17 | 14 h 40 min | 76.7° |
| July | 04:52 | 12:02 | 19:11 | 14 h 18 min | 73.7° |
| August | 05:17 | 11:58 | 18:39 | 13 h 22 min | 65.4° |
| September | 05:42 | 11:48 | 17:54 | 12 h 12 min | 54.0° |
| October | 06:08 | 11:40 | 17:11 | 11 h 03 min | 42.6° |
| November | 06:39 | 11:41 | 16:43 | 10 h 04 min | 33.4° |
| December | 07:04 | 11:53 | 16:43 | 9 h 39 min | 29.9° |
A year of daylight in Behshahr
Each column is one day of 2026. Bright: sun above the horizon; soft: civil twilight; line: solar noon. Steps are daylight saving time changes.
Best solar panel angle in Behshahr
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
31°collects the most energy over a year: 1499 kWh per kWp.
61°gives the most in the darkest month — the one an off-grid system is sized for.
- Yearly energy
- Worst-month energy
| Tilt | kWh/kWp per year | Share of best year | December kWh/kWp/day | Best ÷ worst month |
|---|---|---|---|---|
| 0° | 1313 | 88% | 1.73 | 3.1× |
| 15° | 1448 | 97% | 2.39 | 2.3× |
| 30° | 1499 | 100% | 2.90 | 1.7× |
| 31° year-round best | 1499 | 100% | 2.92 | 1.7× |
| 37° = latitude | 1493 | 100% | 3.07 | 1.6× |
| 45° | 1464 | 98% | 3.22 | 1.4× |
| 60° | 1346 | 90% | 3.34 | 1.2× |
| 61° off-grid best | 1336 | 89% | 3.34 | 1.2× |
| 70° | 1226 | 82% | 3.31 | 1.3× |
| 90° | 907 | 61% | 2.96 | 2.0× |
A fixed array in Behshahr produces the most over a year at 31°. The design month for an off-grid system is December: at 61° it makes 3.34 kWh per kWp a day, 14% more than at 31°, and costs 11% of the yearly total. Why steep panels win winter.
Off-grid solar in Behshahr at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 31° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 31° | Mean temp. |
|---|---|---|---|---|---|
| January | 2.39 | 3.90 | 3.46 | 3.15 | 5.5 °C |
| February | 3.06 | 3.93 | 3.47 | 3.52 | 6.2 °C |
| March | 4.00 | 4.00 | 3.48 | 4.01 | 10.0 °C |
| April | 4.87 | 3.72 | 3.17 | 4.27 | 14.1 °C |
| May | 6.08 | 3.69 | 3.07 | 4.79 | 19.6 °C |
| June | 6.78 | 3.59 | 2.93 | 5.01 | 23.9 °C |
| July | 6.34 | 3.59 | 2.90 | 4.74 | 26.2 °C |
| August | 6.06 | 4.13 | 3.36 | 4.89 | 26.2 °C |
| September | 5.00 | 4.55 | 3.76 | 4.59 | 23.1 °C |
| October | 3.78 | 4.58 | 3.86 | 4.06 | 17.9 °C |
| November | 2.64 | 4.09 | 3.54 | 3.31 | 11.3 °C |
| December | 2.14 | 3.76 | 3.31 | 2.92 | 7.2 °C |
| Year | 4.44 avg | 3.96 avg | 1226 kWh | 1499 kWh |
Sizing example. To run a 1 kWh-per-day load through July on LiFePO4 batteries (charge controller, battery and inverter losses included) you need about 410 Wp of panels at 70°, versus 400 Wp at 31°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.
Row spacing in Behshahr
Distance between rows of 2 m long panels (slope length) so that no row shades the next between 10:00 and 14:00 solar time on the winter solstice.
4.4 mrow pitch at 70°
3.8 mrow pitch at 31°
How Behshahr compares in Iran
Against the other 422 places in Iran with climate data, for a fixed array at its best angle.
388thof 423 places in Iran for sunshine: 4.44 peak sun hours a day on flat ground.
−15%solar energy a year compared with the average place in Iran: 1,499 against 1,760 kWh per kWp.
+6 mindaylight on the longest day, compared with Tehran: 14 h 40 min against 14 h 35 min.
31°best year-round tilt here; across Iran it runs from 24° in Kīsh to 33° in Khūy.
Of the 423 places in Iran, Jālq gets the most sun (6.10 peak sun hours a day) and Bandar-e Anzalī the least (3.92); Behshahr ranks 388th. In its darkest month, July, 1 kWp of off-grid panels at 70° makes 2.90 kWh a day here, against 2.96 kWh on average in Iran. The shortest day lasts 9 h 39 min, −5 min compared with Tehran.
Solar forecast for Behshahr, next 48 hours
Expected output of 1 kWp at 70°, computed from the ICON-EU weather model of the Deutscher Wetterdienst (DWD), Europe.
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Questions about the sun in Behshahr
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Places near Behshahr
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A free, live card for Behshahr: where the sun is right now on today's path, a countdown to sunset or sunrise, the daylight change, the moon phase at night and the best panel angle.
Sun positions: NREL Solar Position Algorithm. Climate: NASA POWER monthly climatology (NASA Langley Research Center). Forecast: Deutscher Wetterdienst, ICON-EU (CC BY 4.0), processed. Places: GeoNames (CC BY 4.0). Time zones: IANA. Sources and licences.